Adjustable abrasive belt grinding device

Abstract

The utility model discloses an adjustable abrasive belt grinding device, and relates to the technical field of mechanical polishing equipment, a moving mechanism is used for driving an abrasive belt grinding mechanism to move horizontally, a lifting mechanism is used for driving the abrasive belt grinding mechanism to ascend and descend so as to adapt to the specification of a ground object, and a rotating structure is arranged to adjust the inclination angle of an abrasive belt in the grinding process. The curvature change of a polished object is adapted, rotation and axial displacement of the polished object are not relied on purely any more, and the situation of unbalanced polishing is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical polishing equipment, in particular to an adjustable abrasive belt grinding device. Background Art

[0002] Belt grinding can deeply grind metal welds, object surfaces and the inside of pipes.

[0003] Existing belt grinding devices mostly use the rotation and axial displacement of the object to be grinded for grinding. However, the curvature of the object to be grinded changes due to welding or assembly. Simply relying on the rotation and axial displacement of the object to be grinded can easily lead to uneven grinding. Therefore, the utility model proposes an adjustable belt grinding device. Utility Model Content

[0004] In order to solve the technical problems existing in the background technology, the utility model provides an adjustable abrasive belt grinding device.

[0005] The utility model proposes an adjustable sanding belt grinding device, comprising a base, a moving mechanism is provided on the base, and a lifting mechanism is provided on the moving mechanism, a sanding belt grinding mechanism is provided on the lifting mechanism, and the sanding belt grinding mechanism comprises a sanding belt structure, a driving structure and a rotating structure, the driving structure is used to drive the sanding belt structure, and the rotating structure is used to drive the sanding belt structure to rotate.

[0006] Preferably, the moving mechanism includes two first guide rails and a moving seat, and the moving seat and the first guide rails are slidably connected. A first driving member is installed on the moving seat, and one end of the output shaft of the first driving member is a gear, and a rack meshing with the gear is installed on one of the first guide rails.

[0007] Preferably, the lifting mechanism includes a base and a lifting seat, the base is installed on the moving mechanism, two second guide rails are installed on the base, the lifting seat and the second guide rails are slidably connected, and also includes two first pushing members, the first pushing members are installed on the moving mechanism, and one end of the output shaft of the first pushing member is installed on the lifting seat.

[0008] Preferably, the lifting mechanism further includes two first buffer blocks and two second buffer blocks, and the first buffer blocks are mounted on the base, the second buffer blocks are slidably connected to the second guide rails, and the two second buffer blocks are located on both sides of the lifting seat and mounted on the lifting seat.

[0009] Preferably, the rotating structure includes a carrying platform, and the carrying platform is installed on the lifting mechanism, an extension plate is installed on the carrying platform, and a rotating shaft passes through the extension plate, a rotating plate is sleeved on the rotating shaft, and the rotating plate and the rotating shaft are rotatably connected at the penetration point, a second pushing member is installed on the extension plate, and one end of the output shaft of the second pushing member is rotatably connected to the rotating plate.

[0010] Preferably, the driving structure includes a second driving member, and the second driving member is installed on the mounting platform, a first pulley is installed at one end of the output shaft of the second driving member, and a second pulley is rotatably connected to one end of the rotating shaft, and the first pulley and the second pulley are connected by a belt transmission.

[0011] Preferably, the sanding belt structure includes a connecting plate, one side of the connecting plate is installed on the rotating plate, and the other side of the connecting plate is installed with a third pushing member, one end of the output shaft of the third pushing member is installed with a first sanding belt wheel, and the other end of the rotating shaft is installed with a second sanding belt wheel, and a sanding belt is transmission-connected between the first sanding belt wheel and the second sanding belt wheel.

[0012] In the utility model, the adjustable belt grinding device proposed has the following beneficial technical effects:

[0013] 1. The moving mechanism is used to drive the sanding belt grinding mechanism to move horizontally, and the lifting mechanism is used to drive the sanding belt grinding mechanism to move up and down to adapt to the specifications of the object being polished. The setting of the rotating structure adjusts the inclination angle of the sanding belt during grinding to adapt to the curvature change of the object being polished. It is no longer simply relying on the rotation and axial displacement of the object being polished, which reduces the occurrence of uneven grinding.

[0014] 2. The first abrasive belt wheel is driven to move by the third pusher. During the grinding process, the abrasive belt will become loose. The third pusher is used to push the first abrasive belt wheel to tighten the abrasive belt. This is beneficial for tightening the abrasive belt while maintaining the position of the grinding contact point, thereby adjusting the tightness of the abrasive belt and avoiding the time waste caused by the need to replace the abrasive belt when it is loose.

[0015] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional front view of the structure of the utility model;

[0017] Figure 2 It is a three-dimensional rear view of the structure of the utility model;

[0018] Figure 3 It is the front view of the structure of the utility model;

[0019] Figure 4 It is a structural schematic diagram of the abrasive belt grinding mechanism of the utility model.

[0020] In the figure, 1, base; 2, moving mechanism; 21, first guide rail; 22, moving seat; 23, first driving member; 24, gear; 25, rack; 3, lifting mechanism; 31, base; 32, lifting seat; 33, second guide rail; 34, first pusher; 35, first buffer block; 36, second buffer block; 4, belt grinding mechanism; 41, belt structure; 411, connecting plate; 412, third pusher; 413, first belt wheel; 414, second belt wheel; 415, sanding belt; 42, driving structure; 421, second driving member; 422, first pulley; 423, second pulley; 424, belt; 43, rotating structure; 431, mounting platform; 432, extension plate; 433, rotating shaft; 434, rotating plate; 435, second pushing member. DETAILED DESCRIPTION

[0021] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar symbols throughout represent the same or similar elements or elements with the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0022] like Figure 1-Figure 4 An adjustable abrasive belt grinding device is shown, comprising a base 1, a moving mechanism 2 is provided on the base 1, and a lifting mechanism 3 is provided on the moving mechanism 2, a sanding belt 415 grinding mechanism 4 is provided on the lifting mechanism 3, and the sanding belt 415 grinding mechanism 4 comprises a sanding belt 415 structure 41, a driving structure 42 and a rotating structure 43, the driving structure 42 is used to drive the sanding belt 415 structure 41, and the rotating structure 43 is used to drive the sanding belt 415 structure 41 to rotate.

[0023] A further improvement of the technical solution is that the moving mechanism 2 includes two first guide rails 21, both of which are installed on the base 1, and the two first guide rails 21 are distributed in parallel, and also includes a moving seat 22, and the moving seat 22 and the first guide rails 21 are slidably connected, and a first driving member 23 is installed on the moving seat 22, one end of the output shaft of the first driving member 23 is a gear 24, and a rack 25 meshing with the gear 24 is installed on one of the first guide rails 21, and the first driving member 23 moves on the rack 25 by rotating the gear 24, thereby driving the moving seat 22 to slide on the first guide rail 21.

[0024] A further improvement of the technical solution is that the lifting mechanism 3 includes a base 31 and a lifting seat 32, the base 31 is installed on the moving mechanism 2, the base 31 is installed on the moving seat 22, two second guide rails 33 are installed on the base 31, the two second guide rails 33 are distributed in parallel, the lifting seat 32 and the second guide rails 33 are slidably connected, and also includes two first pushers 34, the first pushers 34 are installed on the moving mechanism 2, the first pushers 34 are installed on the moving seat 22, one end of the output shaft of the first pusher 34 is installed on the lifting seat 32, and the first pusher 34 pushes the moving seat 22 to slide on the two second guide rails 33 when moving.

[0025] A further improvement of the technical solution is that the lifting mechanism 3 further includes two first buffer blocks 35 and two second buffer blocks 36, and the first buffer block 35 is installed on the base 31, the second buffer block 36 is slidably connected to the second guide rail 33, and the two second buffer blocks 36 are located on both sides of the lifting seat 32 and are installed on the lifting seat 32. When the lifting seat 32 is always in an ascending state, the first buffer block 35 and the second buffer block 36 are in contact, or when the lifting seat 32 is always in a descending state, the first buffer block 35 and the second buffer block 36 are in contact, playing the role of buffering the lifting seat 32.

[0026] A further improvement of the technical solution is that the rotating structure 43 includes a carrying platform 431, and the carrying platform 431 is installed on the lifting mechanism 3, the carrying platform 431 is installed on the lifting seat 32, an extension plate 432 is installed on the carrying platform 431, and a rotating shaft 433 passes through the extension plate 432, the penetration point between the rotating shaft 433 and the extension plate 432 is a rotating connection, a rotating plate 434 is sleeved on the rotating shaft 433, and the penetration point between the rotating plate 434 and the rotating shaft 433 is a rotating connection, that is, the rotating plate 434 will not rotate with the rotation of the rotating shaft 433, the rotating plate 434 is only affected by the second pushing member 435, the second pushing member 435 is installed on the extension plate 432, and one end of the output shaft of the second pushing member 435 is rotatably connected to the rotating plate 434.

[0027] A further improvement of the technical solution is that the driving structure 42 includes a second driving member 421, and the second driving member 421 is installed on the mounting platform 431, a first pulley 422 is installed at one end of the output shaft of the second driving member 421, and a second pulley 423 is rotatably connected to one end of the rotating shaft 433, and the first pulley 422 and the second pulley 423 are connected by a belt 424.

[0028] A further improvement of the technical solution is that the sanding belt 415 structure 41 includes a connecting plate 411, one side of the connecting plate 411 is installed on the rotating plate 434, and the other side of the connecting plate 411 is installed with a third pushing member 412, one end of the output shaft of the third pushing member 412 is installed with a first sanding belt wheel 413, and the other end of the rotating shaft 433 is installed with a second sanding belt wheel 414, and the first sanding belt wheel 413 and the second sanding belt wheel 414 are transmission-connected with a sanding belt 415.

[0029] The rotation of the second driving member 421 drives the first pulley 422 to rotate, and the rotation of the first pulley 422 drives the belt 424 to transmit, thereby driving the second pulley 423 to rotate, and the rotation of the second pulley 423 drives the rotating shaft 433 to rotate, and the rotation of the rotating shaft 433 drives the second grinding belt wheel 414 to rotate, and the rotation of the second grinding belt wheel 414 drives the sanding belt 415 to transmit, thereby driving the first grinding belt wheel 413 to rotate, and the sanding belt 415 can be transmitted to perform sanding with the sanding belt 415. If it is necessary to adjust the deflection amplitude of the sanding belt 415, by starting the second pushing member 435, the second pushing member 435 pushes the rotating plate 434 to rotate, thereby driving the connecting plate 411, the third pushing member 412 and the first grinding belt wheel 413 to deflect, thereby driving the sanding belt 415 to deflect, and adjusting the inclination angle of the sanding belt 415 during grinding.

[0030] In an optional embodiment, the first driving member 23 and the second driving member 421 are both motors.

[0031] In an optional embodiment, the first pushing member 34 , the second pushing member 435 and the third pushing member 412 are all electric push rods, hydraulic cylinders and pneumatic cylinders.

[0032] A further improvement of the technical solution is that the moving mechanism 2 can be replaced by other existing moving structures that can achieve movement.

[0033] A further improvement of the technical solution is that the lifting mechanism 3 can be replaced by other existing lifting structures that can achieve lifting.

[0034] The moving mechanism 2 is used to drive the sanding belt 415 and the grinding mechanism 4 to move horizontally, and the lifting mechanism 3 drives the sanding belt 415 and the grinding mechanism 4 to move up and down to adapt to the specifications of the object to be polished. The setting of the rotating structure 43 adjusts the inclination angle of the sanding belt 415 during grinding to adapt to the curvature change of the object to be polished. It is no longer simply relying on the rotation and axial displacement of the object to be polished, thereby reducing the occurrence of uneven grinding.

[0035] The first grinding belt wheel 413 is driven to move by the third pushing member 412. During the grinding process, the grinding belt 415 will become loose. The third pushing member 412 is used to push the first grinding belt wheel 413 to tighten the grinding belt 415. This is beneficial for tightening the grinding belt 415 while maintaining the grinding contact point position, thereby adjusting the tightness of the grinding belt 415 and avoiding the time waste caused by the need to replace the grinding belt 415 when it is loose.

[0036] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0037] It should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0038] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present utility model, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0039] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral one; it can be a mechanical connection, an electrical connection, or communication with each other; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0040] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0041] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An adjustable belt grinding device, characterized in that: The invention comprises a base (1), wherein a moving mechanism (2) is provided on the base (1), and a lifting mechanism (3) is provided on the moving mechanism (2), and a sanding belt (415) grinding mechanism (4) is provided on the lifting mechanism (3), and the sanding belt (415) grinding mechanism (4) comprises a sanding belt (415) structure (41), a driving structure (42) and a rotating structure (43), wherein the driving structure (42) is used to drive the sanding belt (415) structure (41), and the rotating structure (43) is used to drive the sanding belt (415) structure (41) to rotate.

2. The adjustable belt grinding device according to claim 1, characterized in that: The moving mechanism (2) comprises two first guide rails (21) and a moving seat (22), wherein the moving seat (22) and the first guide rails (21) are slidably connected, a first driving member (23) is mounted on the moving seat (22), one end of the output shaft of the first driving member (23) is a gear (24), and a rack (25) meshing with the gear (24) is mounted on one of the first guide rails (21).

3. The adjustable belt grinding device according to claim 1, characterized in that: The lifting mechanism (3) comprises a base (31) and a lifting seat (32), wherein the base (31) is mounted on the moving mechanism (2), two second guide rails (33) are mounted on the base (31), the lifting seat (32) and the second guide rails (33) are slidably connected, and further comprises two first pushing members (34), wherein the first pushing members (34) are mounted on the moving mechanism (2), and one end of an output shaft of the first pushing member (34) is mounted on the lifting seat (32).

4. The adjustable belt grinding device according to claim 3, characterized in that: The lifting mechanism (3) further comprises two first buffer blocks (35) and two second buffer blocks (36), wherein the first buffer blocks (35) are mounted on the base (31), the second buffer blocks (36) are slidably connected to the second guide rail (33), and the two second buffer blocks (36) are located on both sides of the lifting seat (32) and are mounted on the lifting seat (32).

5. The adjustable belt grinding device according to claim 1, characterized in that: The rotating structure (43) comprises a carrying platform (431), and the carrying platform (431) is installed on the lifting mechanism (3); an extension plate (432) is installed on the carrying platform (431), and a rotating shaft (433) passes through the extension plate (432); a rotating plate (434) is sleeved on the rotating shaft (433), and the rotating plate (434) and the rotating shaft (433) are rotatably connected at the penetration point; a second pushing member (435) is installed on the extension plate (432), and one end of the output shaft of the second pushing member (435) is rotatably connected to the rotating plate (434).

6. The adjustable belt grinding device according to claim 5, characterized in that: The driving structure (42) includes a second driving member (421), and the second driving member (421) is installed on a mounting platform (431); a first pulley (422) is installed at one end of the output shaft of the second driving member (421), and a second pulley (423) is rotatably connected to one end of the rotating shaft (433); the first pulley (422) and the second pulley (423) are connected by a belt (424).

7. The adjustable belt grinding device according to claim 6, characterized in that: The sanding belt (415) structure (41) comprises a connecting plate (411), one side of the connecting plate (411) is mounted on a rotating plate (434), the other side of the connecting plate (411) is mounted with a third pushing member (412), one end of the output shaft of the third pushing member (412) is mounted with a first sanding belt wheel (413), the other end of the rotating shaft (433) is mounted with a second sanding belt wheel (414), and a sanding belt (415) is transmission-connected between the first sanding belt wheel (413) and the second sanding belt wheel (414).

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